The cheapest times to fly from IAH to GRU are

  • February 5th to April 15th (except the week of February 12th)
  • August 6th to December 2nd (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAH to GRU is mid March. Prices can be as high as $1627 for Saturday flights during mid December, or as low as $826 for Tuesday flights around mid March.


When to Fly to São Paulo

Flying from Houston, TX (IAH) to Sao Paulo (GRU) will usually cost between $841 to $1402 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid March with an average ticket price of $859. Due to high demand the most expensive time to fly is mid December, with an average price of $1464. Planning your trip to low-cost times can easily save you $605 on economy flights and even more on first-class flights. Generally, any price below $1022 can be considered a good price for a round-trip IAH to GRU flight.

See below for a graph of average weekly prices for the IAH to GRU route. All prices are for round-trip tickets in USD.

IAH to GRU Flight Prices

Compared to other flights, the IAH to GRU flight is priced close to the average and costs about as much as the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $211 (17%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $983. Return trip prices are from the GRU to IAH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAH to GRU can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 9 hour 49 minutes may be realistic.


Flight Hacking IAH to GRU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAH to GRU — but Champion Traveler does!

Hack #1: Boston, MA (IAH > BOS > GRU)

  • Price for both tickets: $928
  • Average savings: $94 (9.15%)

See IAH to BOS flights

Hack #2: Miami, FL (IAH > MIA > GRU)

  • Price for both tickets: $937
  • Average savings: $85 (8.32%)

See IAH to MIA flights

Hack #3: Lima (IAH > LIM > GRU)

  • Price for both tickets: $943
  • Average savings: $79 (7.73%)

See IAH to LIM flights


Flight Questions Answered

Still have questions about flying from IAH to GRU? We’ve got answers.

Which airlines fly this route?

You can find 11 major airlines flying this route most often: Aerolineas Argentinas, Aeromexico, Air Canada, American, Avianca, Azul, COPA, Delta, LATAM, United, WestJet, and potentially more during busy seasons.

How far away is it from Guarulhos Gov Andre Franco Montoro Airport to George Bush Intercontinental/Houston Airport?

The distance between the two airports is roughly 4911 miles or 7903 kilometers.

How long does it take to fly from IAH to GRU?

The real-world flight time for a nonstop IAH to GRU flight is about 9 hour 49 minutes.

How many flights go between Houston, TX and Sao Paulo?

It depends on the day of the week and the date, but a typical day might have around 70 available flights from IAH to GRU.


Airport Location Info


Departing Airport

Origination code IAH
Origination airport name George Bush Intercontinental/Houston Airport
City Houston, TX
Country the United States
Latitude 30
Longitude -95.3

Return Airport

Destination code GRU
Destination airport name Guarulhos Gov Andre Franco Montoro Airport
City Sao Paulo
Country Brazil
Latitude -23.4
Longitude -46.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.